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ARS Home Office of Communications Images Photos Jul12





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Image Number D689-7 **Caption for July 2012 *Agricultural Research* magazine article, "Oxygenated Phosphine Fumigation for Pest Control on Harvested Fruits and Vegetables."** Close-up of a lettuce aphid. This pest (about 1-3 millimeters long) appeared in California’s Salinas Valley in 1998 and is now found in all lettuce-production areas of that state and Arizona. **Caption for February 2007 *Agricultural Research* magazine article, "Putting the Crunch on Lettuce's Worst Enemies."**Lettuce aphid, *Nasonovia ribisnigri.*This pest (about 1-3 millimeters long) of lettuce appeared in California’s Salinas Valley in 1998 and is now found in all lettuce-production areas of that state and Arizona.  Photo by Stephen Ausmus.  640 pixels wide: (d689-7.jpg)   Please visit our Image Gallery


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